---
product_id: 11780355
title: "High Mileage Oil Treatment + Stop Leak - 15 FL OZ"
brand: "stp"
price: "$23.21"
currency: USD
in_stock: true
reviews_count: 13
category: "Stp"
url: https://www.desertcart.us/products/11780355-high-mileage-oil-treatment-stop-leak-15-fl-oz
store_origin: US
region: United States of America
---

# Stops leaks & rejuvenates seals ZDDP anti-wear additive 15 FL OZ high-viscosity formula High Mileage Oil Treatment + Stop Leak - 15 FL OZ

**Brand:** stp
**Price:** $23.21
**Availability:** ✅ In Stock

## Summary

> 🛠️ Keep your high-mileage engine young, quiet, and leak-free—because your ride deserves the best!

## Quick Answers

- **What is this?** High Mileage Oil Treatment + Stop Leak - 15 FL OZ by stp
- **How much does it cost?** $23.21 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/11780355-high-mileage-oil-treatment-stop-leak-15-fl-oz)

## Best For

- stp enthusiasts

## Why This Product

- Trusted stp brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Leak-Stopping Power:** Rejuvenates seals and gaskets to prevent leaks, noise, and smoke for smoother rides.
- • **Easy Maintenance Boost:** Simply add during every oil change to keep your engine running like new.
- • **Thick Viscosity Cushion:** Creates a durable barrier to reduce metal-to-metal friction and wear.
- • **Engine Armor for 75K+ Miles:** Specifically formulated to protect high-mileage engines and extend their lifespan.
- • **Universal Fit for Cars & SUVs:** Compatible with cars, light trucks, and SUVs—one solution for all your vehicles.

## Overview

STP High Mileage Oil Treatment + Stop Leak is a 15 FL OZ high-viscosity engine additive designed for vehicles with over 75,000 miles. It features ZDDP anti-wear agents to protect engine parts, creates a thick cushion to reduce friction, and rejuvenates seals and gaskets to stop leaks, noise, and smoking. Suitable for cars, light trucks, and SUVs, it’s added during every oil change to maintain peak engine performance.

## Description

Protect the engine in your high-mileage vehicle with STP High Mileage Oil Treatment + Stop Leak. Formulated especially for vehicles with over 75,000 miles, this high-viscosity engine additive includes ZDDP oil additive as an anti-wear agent for protection. This STP oil treatment creates a thick cushion between moving engine parts to help fight metal-to-metal friction. Engine stop leak helps to rejuvenate seals and gaskets and stop engine leaks, noise and smoking to improve performance. Add to engine oil with each oil change during car maintenance. It's suitable for cars, light trucks and SUVs.

Review: Works - Works as expected
Review: Price - STP is always a good product.

## Features

- Protect the engine in your high-mileage vehicle with STP High Mileage Oil Treatment + Stop Leak. Formulated especially for vehicles with over 75,000 miles, this high-viscosity engine additive includes ZDDP oil additive as an anti-wear agent for protection. This STP oil treatment creates a thick cushion between moving engine parts to help fight metal-to-metal friction. Engine stop leak helps to rejuvenate seals and gaskets and stop engine leaks, noise and smoking to improve performance. Add to engine oil with each oil change during car maintenance. It's suitable for cars, light trucks and SUVs.
- One 15 fl oz bottle of STP High Mileage Oil Treatment + Stop Leak
- ZDDP oil additive prevents wear to protect your high-mileage vehicle
- High-viscosity formula creates a thick cushion between moving engine parts to reduce friction
- Leak stopper helps prevent engine leaks, noises and smoking and helps to rejuvenate seals and gaskets
- Add this oil treatment to engine oil during every oil change

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00D8OFQUE |
| Automotive Fit Type | Universal Fit |
| Best Sellers Rank | #4,931 in Automotive ( See Top 100 in Automotive ) #46 in Tire Repair Tools |
| Brand | STP |
| Customer Reviews | 4.6 4.6 out of 5 stars (1,750) |
| Date First Available | September 12, 2013 |
| Exterior | [[Not Applicable]] |
| Global Trade Identification Number | 00071153785953, 10071153184111 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 15.2 ounces |
| Item model number | 15604B |
| Manufacturer | STP |
| Manufacturer Part Number | 18411 |
| Model | STP HiMi Oil Trt BTL 6/15fo US |
| Position | Outside |
| Product Dimensions | 7.22 x 3.65 x 1.85 inches |
| Size | 15 OZ |
| UPC | 071153785953 |
| Vehicle Service Type | Car |
| Viscosity | 50 sae_grade |

## Product Details

- **Brand:** STP
- **Liquid Volume:** 15 Fluid Ounces
- **Package Information:** Bottle
- **Vehicle Service Type:** Car
- **Viscosity:** 50 sae_grade

## Images

![High Mileage Oil Treatment + Stop Leak - 15 FL OZ - Image 1](https://m.media-amazon.com/images/I/81iwxeNlX1L.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: Will this help stop any valve train components from making sounds? Like ticking coming from the valve train?**
A: It stopped my car from running, altogether, and cost $1000 for a complete bypass of the system to be installed after cleanout. So yeah, it would probably stop your engine from making any sounds.

**Q: Es bueno para motocicleta**
A: No es bueno por que el aceyte se ase más espeso y el motor de la motocicleta es pequeño y no funcionaria

**Q: Que cantidad se debe hechar po cada cambio**
A: Thank you for submitting your question, At every oil change, add one bottle of the product to 4-5 quarts or liters of oil, either at or between oil changes. For any further information please reach out to us on 800-776-1530 or autohelpline@energizer.com to assist you better. STP Consumer Services. Thank you!

**Q: Can this be used on diesel engines?**
A: Thank you for submitting your question! 
The product is mainly compatible and tested on gasoline engines.
For any further information please reach out to us on or email us on customersupport@energizer.com and 1-800-383-7323 to assist you better.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works
*by J***E on December 10, 2025*

Works as expected

### ⭐⭐⭐⭐⭐ Price
*by J***. on October 16, 2025*

STP is always a good product.

### ⭐⭐⭐⭐ Review
*by C***O on October 12, 2025*

Primera vez que utilizo este producto, volveré a dar mi punto de vista al final ,pero tiene buenas recomendaciones y espero funcione como tal

## Frequently Bought Together

- STP High Mileage Oil Treatment + Stop Leak Engine Oil Additive, 15 fl oz, Contains ZDDP Anti-Wear Agent to Fight Friction, Rejuvenates Seals and Gaskets, Stops Leaks
- Valvoline High Mileage with MaxLife Technology SAE 5W-30 Synthetic Blend Motor Oil 5 QT

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-23*